802.16e Standard Presentation

7/18/2019 802.16e Standard Presentation

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Confidential Information Aperto Networks

Tassos Michail

Aperto Networks

802.16e Overview


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IEEE 802.16 Standards

IEEE 802.16-2004 Air-interface specification for fied !road!and wireless

metropolitan area networks

"#$% &'( recommended for s)!-11 *'+ !ands

IEEE 802.16,Cor1-$ Contains corrections to 802.16-2004

standard

IEEE 802.16e-200 Amendment to t/e 802.16-2004 standard t/at adds feat)res

necessar to s)pport mo!ilit incl)des c/anes of Cor1-$3

cala!le "#$%A &'( preferred for scala!le c/annel!andwidt/s and impro5ed m)ltipat/ performance in N"


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802.16200! " 802.16e200# $rotocol %a&erin'

Network Entr&

M$()

$rocessor

*oS +Sched,lin'

%ink

Mana'e-ent

AM/ "

an'in'Service lowMana'e-ent

3andover

S,pportSleep Mode M4S

A*/ontention

State Machine

Idle Mode

I$v!5I$v6 Ethernet /lassiication$3S " 3eader

/o-pression

$rivac& " 7e& Mana'e-ent $7Mv2 AES

SO(MA $39 %a&er

128 #12 102! " 20!8 T S,:channeli;ation

// /T/ 4T/ 3A* AAS ST/ MIMO

/onver'ence

S,:la&er

MA/

S,:la&er

Sec,rit&

S,:la&er

$h&sical

%a&er


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O(MA $39 Overview

-"#$%A 128 12 1024 and 2048 ##93 cala!le !andwidt/ from 1.2 %'+ to 20 %'+

9$$ frame lent/ : ms3

#lei!le s)!c/anneli+ation and /i/ ran)larit !andwidt/allocation

#ast A%C adapti5e mod)lation and codin3 !ased on )plink C;Ic/annel dedicated c/annel 9C $&C

%od)lation le5el ;&? 16;A% 64;A% optional in @3

'-A=; at )plink and downlink for fast retransmissions at &'( laer

%I%" s)pport %=C 9ransmit di5ersit 9C %3

"ptional AA adapti5e antenna sstem3 s)pport


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O(MA S,:/arrier Str,ct,re

$ata s)!-carriers for data transmission

&ilot s)!-carriers for estimation and snc/roni+ation p)rposes N)ll s)!-carriers for no transmissionB )sed for )ard !ands and $C

carriers


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O(MA S,:channeli;ation

Acti5e data and pilot3 s)!-carriers are ro)ped into s)!sets of s)!-carriers called s)!-c/annels

9/e i%AD "#$%A &'( s)pports s)!c/anneli+ation in !ot/ $

and @

9wo tpes of s)!-carrier perm)tations for s)!c/anneli+ation

$i5ersit perm)tation s)c/ as $,@-&@C #@C3 $raws s)!-carriers pse)do-randoml to form a s)!-c/annel

It pro5ides fre


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S&ste- $ara-eters or (% $)S/ 10 M3; E


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O(MA T(( ra-e Str,ct,re

*$S7*$S7

15215216*AM16*AM

@5!@5!6!*AM6!*AM

@5!@5!6!*AM6!*AM

25@25@16*AM16*AM

152152*$S7*$S7

BB*$S7*$S7

15!15!

=9*99*

F1

F

F2

s,:channello'icaln,-:er

Ti-e + O(MA S&-:ols Ts

&=EA%>6E @6

-%A&

$6-%A&

#C'

$ >)rst G1

$ >)rst G7

$ >)rst G2

$

>)rst G

$ >)rst G4

@ >)rst G1

@ >)rst G2

k kF1 kF2 kF%F1

$$ @@ $$

&=EA%>6E

&=EA%>6E

=an2in2C/annelsC;IC

'8AC?-C'

#ast-feed!ack

@ >)rst G7

@

>)rst G4


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O(MA 4,rst Str,ct,re

F1

F

F2

s,:channello'ical

n,-:er

Ti-e + O(MA S&-:ols Ts

&=EA%>6E

@6-%A&

$6-%A&

#C'

$ >)rst G1

$ >)rst G7

$ >)rst G2$

>)rst G

$ >)rst G4

@ >)rst G1

@ >)rst G2

k kF1 kF2 kF%F1=an2in2C/annels

C;IC'8AC?

-C'

#ast-feed!a

ck

@ >)rst G7

@

>)rst G4

slot slot

slotslot

slot 1 s,:channel

(% $)S/C 2 s&-:ols

(% )S/C 1 s&-:ol

)% $)S/C @ s&-:ols

(%5)% AM/C 2 @ or 6 s&-:ols


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MA/ %a&er Overview

%&$@ constr)ction framentation,packin,reassem!l3 A=;

>andwidt/ allocation and re


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MA/ $() M$() or-at

Deneric

MA/ 3eader

$a&load

optional 5 varia:le len'th //

%&$@ &aload s/all consist of +ero or more s)!/eaders +ero or more %AC $@s and,or framents t/ereof %AC manaement messaes

%AC 'eader formats

*eneric %AC 'eader 'eader 9pe 03

%AC 'eader wit/o)t paload 'eader 9pe 13

%AC inalin 'eader 9pe I )sed for !andwidt/ re


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/oncatenation

/oncatenation m)ltiple %&$@s and %AC /eaders wit/o)t paload3 ma !etransmitted in a sinle $ or @ >)rst for !etter !andwidt/ efficienc

>)rsts are 2-dimensional and t/eir si+e is specified in $ J @-%A&$ >)rsts are specified as n)m!er of s)!c/annels n)m!er of "#$%A sm!ols3

@ >)rsts are specified in n)m!er of "#$%A slots

9/e d)ration of a !)rst in time3 s/o)ld !e an inteer n)m!er of "#$%A slots

M$() 1 M$() 2 M$() @ $A(


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ra'-entation and $ackin'

MS() 1MS() 1 MS() 2

M$() 1 M$()2

MA/3eader

6 :&tes

//@2

$ackin'

s,:header @ :&tes

Ethernet

ra-e

MS()

MA/

$()

M$()

No //@2 assi'ned


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A,to-atic epeat e>,est A*

$ata framented into fied-si+e !locks

9ransmission and reassem!l alorit/m relies on a selecti5e repeat sc/eme for!etter t/ro)/p)t efficienc

>locks recei5ed correctl are !)ffered at t/e recei5er )ntil a complete %$@ /as !eenassem!led

A=; s)pports 4 feed!ack tpes for !etter efficienc C)m)lati5e AC?

electi5e AC? C)m)lati5e wit/ selecti5e AC?

C)m)lati5e wit/ >lock se3 Allows a)tomatic > allocation for )pstream re-transmissions

A=; can !e indi5id)all t)rned "N or "## for specific flows

No sinificant c/anes introd)ced in 16e ecept some minor corrections3K


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E


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4andwidth e>,ests5Drants

A !andwidt/ re =E;3 ma come as a stand-alone !andwidt/

re =E;s ma !e incremental or areate and t/e re =E;s s/all alwas !e incremental

> =E;s are addressed to indi5id)al CI$s !)t t/e *rant is addressed

to t/e Ls !asic CI$ $ependin on t/e ser5ice parameters of a flow pollin ma also !e

allowed and s)pported

@nicast

%)lticast,>roadcast

&% !it (poll-me) in *% s)!/eader

9/e poll is not an eplicit messae instead a data rant IE s)fficient

for a > =E; is allocated in t/e @-%A& for t/e !asic CI$ of t/e


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*oSC /onnectionOriented MA/

;o framework remains mostl)nc/aned from Md to Me

$efine ;o parameters for eac/ser5ice flow # parameters remaint/e same3

*lo!al ser5ice classes ma !edefined and s/all remain consistentamon all >

Associate ser5ice flows wit/ loicalconnections

Classif incomin packets into

ser5ice flows !ased on classifierr)les

c/ed)le data for transmission o5erwireless link !ased on ;oparameters and sc/ed)lin policies

Classifier

/%S

1

/%S

2

/%Sn

c/ed)le

r

/I(1 /I(2 /I(k

/%S

@

ireless $ata


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Mana'e-ent /I(s

All connections identified ! a 16-!it CI$ At @ initiali+ation 7 pairs of -ana'e-ent connectionsare

esta!lis/ed 5ia =N*O=& J =E*O=&3

>asic Connection

@sed to ec/ane s/ort time )rent %AC manaement messaes. Not s)!Pect

to packin or framentation

@sed for =N*-=E;,=& A=; messaes $>&C =E;,=& =E-C%$ >C-

=E;,=& $=E*-C%$ =E&-=E;,=& AA-#>C?-=E;, =&

&rimar %anaement Connection

@sed to ec/ane lonermore dela-tolerant %AC manaement messaes.

Can !e packed or framented

@sed for =E*-=E;,=& &?%-=E;,=& $-=E;,=&,AC? %CA-

=E;,=& 9#9&-C&9,=& econdar %anaement Connection

@sed for dela-tolerant standards-!ased manaement messaes $'C& 9#9&

N%&3

Can !e packed or #ramented


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(&na-ic Services (S


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*oS + (ata Service T&pes

Sched,lin' Service Tar'et Applications *oS para-eters

@*

@nsolicited *ranter5ice

QoI& %aim)m s)stained rate

%aim)m latenc

Ritter tolerance

rt&

=eal-9ime &olliner5ice

tream A)dio Qideo %inim)m reser5ed rate

%aim)m s)stained rate

%aim)m atenc

9raffic &riorit

Ert$S

E


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Sched,ler e>,ire-ents

&rioriti+e %AC manaement traffic Allocate =anin c/annel for Initial,&eriodic =anin 'ando5er

=anin and >andwidt/ =e


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Network Entr& and Initiali;ation

can for $C/annel #C'3

$ (NC

esta!lis/ed

"!tain @

C/annel @C$3

&arameters

@ C/annel

&arameters

@C$3

Acasic

Capa!ilities

>C-=E;3

>asic

Capa!ilities

Neotiated

A)t/ori+ation

?e Ec/ane

A)t/ori+ation

Complete

=eister wit/ >

(Obtain Secondary

Mgmt CID)

=eistration

Complete

Esta!lis/ I&

Connecti5it

I&

Complete

Esta!lis/ 9ime

of $a

9ime of $a

Esta!lis/ed

Next Page


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Network Entr& and Initiali;ation cont

9ransfer

"perational

&arameters

9ransfer

Complete

Esta!lis/

&ro5isionedConnections

$AO=E;,=&

From Previous Page

SS Operational


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an'in' in O(MAC )se o /(MA /odes

"#$%A &'( specifics =anin )!c/annel composed of 6 s)!c/annels or m)ltiples t/ereof3

A set of special &se)do-noise =anin Codes 263

Eac/ > )ses a s)!-ro)p of t/ese codes defined ! a n)m!er S:

0 S !!

9/is s)!ro)p of codes will !e !etween

"S # ((S$O$%$M$) mod !')

it/in eac/ s)!ro)p ie per >3 t/e codes are di5ided into 4 s)!sets

Initial =anin I=3 % codes

&eriodic =anin &=3 M codes

>andwidt/ =e=3 codes

'ando5er =anin '=3 O codes

Qal)es of S#%#M##Oare specified as part of t/e @C$

9/e > can determine t/e p)rpose of t/e recei5ed code ! t/e s)!set it !elons to


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an'in' /hannel Allocation

=anin allocation s)!di5ided into slots of N1 sm!ols ! N2 s)!c/annels in a Mtime-

first order see fi)re3 N1: ranin opport)nit si+e is n)m!er of sm!ols re


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/(MA Initial " $eriodic an'in'

Send UL MAPcontaining

ranging regionallocation

Send RNG-RSPit! time"poerad#$ ranging code

andstatus%continue

Send UL MAPcontaining rangingregion allocation

Send RNG-RSPit! time"poerad#$ ranging code

andstatus%success

&ransmit randoml'selected code in

randoml' selectedslot

&ransmit randoml'selected code in

randoml' selectedslot

Ad#ust &ime " Poer

Ad#ust &ime " Poer

4S SS

@-%A&

=anin Code

=N*-=&

@-%A&

=N*-=&

=anin Code


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Initial an'in' Additional Step

If t/e stat)s of =N*O=& is sccess t/e > s/all pro5ide !andwidt/ allocation fort/e % )sin t/e C$%AOAllocationOIE to send a =N*-=E; messae.

9/e % proceeds to transmit a =N*O=E; on t/e C$%AOAllocationOIE and t/e >

responds wit/ a =N*O=& w/ic/ incl)des a 5alid !asic CI$. At t/is point Initial

=anin process is considered complete.


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/ontention:ased /(MA 4andwidth e>,ests

randoml c/ooses a code from t/e >andwidt/ =e pro5ides @ allocation for !)t instead of !asic CI$ sends

t/e !roadcast CI$ in com!ination wit/ C$%AOAllocationOIE w/ic/ specifies

transmit reion and ranin code3

9/e s/all )se t/e allocation to transmit a > =E; %&$@

If no @ allocation for is ranted ! t/e > t/e do)!les t/e 5al)e of its!ackoff window and retries >inar eponential !ackoff3


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MA/ S,pport o $39C 3&:rid A* 3A*

"ption 1 C/ase Com!inin CC3 9ransmitter repeatedl sends cop of t/e same packet

=ecei5er areates ener from re3transmissions to impro5e CIN= )ntilpacket can !e decoded s)ccessf)ll

"ption 2 Incremental =ed)ndanc I=3 Additional red)ndant information is transmitted wit/ eac/ retransmission

Codin rate and CIN= are rad)all refined )ntil s)ccessf)l decodin isac/ie5ed

"ption 2 /as !etter performance d)e to t/e /i/er codin ain3 !)tre


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3A* :,rst str,ct,re

MS() 1MS() 1 MS() 2

MA/

3(

MA/

3(

#ramentation J &ackin

Concatenation

M&'( >)rst

#C'

$

%A&

%&$@1 %&$@2

@

%A&


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MA/ S,pport o $39C )% /*I /hannel

C;IC',#ast #eed!ack An )plink 2-$ reion )sed to rela time-critical &'( parameters s)c/

as CIN=

%I%" coefficients for 2 antennas

%I%" confi)ration parameters 99$ 5s % "pen- 5s Closed-loop %

&erm)tation tpe &recodin matri selection or antenna selection3 #ast-feed!ack 2-$ reion is allocated 5ia a @-%A& IE

#ast feed!ack or C;IC' c/annels wit/in t/e #ast-#eed!ack reionma !e allocated 5ia

Etended tpe @-%A& IEs mandator per ima profile3 or

#ast-feed!ack s)!/eaders3

$ata to !e transmitted wit/in fast-feed!ack c/annels notencaps)lated in &$@s !)t are instead an ort/oonal encodin ofonl a few !its of data )sin ;&?


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Adaptive Mod,lation5/odin'

$namic control of mod)lation and codin on a per s)!scri!er and per!)rst !asis

"ptimal mod)lation,codin rate selected )nder 5arin link conditions

CIN= %ean and $3 trackin on > for all

CIN= %ean and $3 trackin on

A5erain sc/eme same as in M16d

#or $ adaptation )se of C;IC' c/annel can pro5ide almost real-time

adP)stments

No need for eplicit messaes $>&C3 from to re


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3andover Overview

'ando5er c/emes "ptimi+ed 'ard 'ando5er "''"3 #ast >ase tation witc/in #>3

'ando5er Control % initiated > initiated Network initiated

Cell election &eriodic Nei/!or Ad5ertisements from

er5in > &eriodic inter5als for scannin nei/!or

>Ls 'ando5er optimi+ation to s)pport

contin)it of $@s 9aret dela 0ms for laer 2 /andoff '" decision criteria to !e

implementation specific Servin' Sector

Nei'h:or Sectors Scanned

MSMS4S4S

4S4S

4S4S


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3andover Sta'es

Cell reselection Network topolo acs as tarets for /ando5er cannin wit/ association % performs initial ranin wit/ nei/!or > to epedite potential '"

'" decision and initiation $ecision ma oriinate eit/er at t/e % or at t/e ser5in > implementation c/oice3

%AC messae ec/ane !etween % and > is performed

er5in > ma notif taret > o5er !ack!one 5ia AN atewa3

nc/roni+ation to taret > downlink &rocess of % snc/roni+in to $ transmissions of taret > and o!tainin $@ transmission

parametersB ma !e epedited if % /as pre5io)sl recei5ed &'( parameters 5ia %">ON>=-A$Q !roadcast

=anin 'ando5er ranin )sin C$%A codes3

'" optimi+ation 9aret > ma re o5er t/e !ack!one tofacilitate network re-entr s)c/ as >C &?% =E*

9ermination of % contet wit/ er5in >3 % terminates ser5ice wit/ er5in > ! sendin a %">O'"-IN$ messae

tate info aftertimeo)t of after notification 5ia !ack!one AN *atewa3


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$ower Savin' Sleep Mode

A state in w/ic/ an % cond)cts pre-neotiated periods of a!sence from

t/e ser5in > air interface in order to minimi+e power cons)mption

%istens%istens

$eriodic listenin' Intervals

SleepsSleeps SleepsSleeps

$eriodic sleep Intervals

ActiveActive

Frames received

and MS states

%istens%istens

% Normal 9 or =

% re toenter sleep mode to

sa5e power

leep mode Sstart

frameL is indicated

% sleeps for inteer G of

frames called sleep inter5al

No % 9 or = d)rin t/is

inter5al

&ower sa5in classes

s)pported pro5ide flei!le wake

)p met/ods

% istens for inteer

n)m!er of frames called

listenin inter5al

&ain detected in t/is

inter5al

If $ata traffic waitin on >

it is indicated


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$ower Savin' Sleep Mode cont

$efinition acti5ation and deacti5ation of sleep mode can !e eit/er >- or%-initiated t/ro)/ one of t/e followin mec/anisms

%">-&O=E;,=& messae ec/ane ma incl)de class definition as well3

>= /eader w, @plink leep Control3 and $ leep Control )!-/eader

transaction

tandard defines 7po*er sa+ing classesw/ic/ differ ! sleep,listen

window d)ration pattern and policies of % a5aila!ilit for %$@ data

transmission

&er i%AD sstem profile onl Po*er Sa+ing Class Iis mandator

&eriodic ranin d)rin sleep mode s/all contin)e


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Idle Mode $a'in'

% )ses special mode called MIdle mode to recei5e !roadcast,m)lticast ser5ice wit/o)treistration at specific >

% associates to !roadcast reion formed ! pain ro)p $ traffic recei5ed !)t no @ 9 wit/in !roadcast reion Cell election as in /ando5er3 ma occ)r !)t no acti5e re


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Idle Mode cont

% performs location )pdate at fied inter5als or w/ene5er a c/ane int/e pain ro)p is detected

> periodicall !roadcasts a pain messae %">O&A*-A$Q3 )sin t/e

!roadcast CI$ or Idle mode m)lticast CI$

&)rpose of %">O&A*-A$Q messae

to notif one or more %s of $ traffic pendin

to re


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EndtoEnd GiMAH Architect,re

End-to-end arc/itect)re !ased on an All-I& platform t/at s)pports Qoice and m)ltimedia ser5ices

Access to independent Application er5ice &ro5ider A&3 networks in

an anostic manner

%o!ile telep/on comm)nications )sin QoI&

Interfacin wit/ 5ario)s interworkin and media atewas permittindeli5er of leac ser5ices o5er I& % %% A& etc3

$eli5er of !roadcast and m)lticast ser5ices I&9Q3

Interworkin wit/ eistin wireless 7*3 and wireline $ %"3

networks

=oamin across i%AD operator networks @ser a)t/entication formats

%o!ilit manaement and /ando5ers


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GiMAH Network I$:ased Architect,re


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C fid ti l I f ti A t N t k

Thank 9o,

802.16e Standard Presentation

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